computer

A Computer Is a System Data is entered into the computer Becomes useful information The data is processed by adding, subtracting, and sorting Input Processing Output

Example Data for student registration A schedule for the student is created. Registration requests are checked against the lists (database), and if room is available, the student is added to the class list Input Processing Output

Computer Components ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Hardware System Storage ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Processing hardware is microprocessor (i.e. Intel Pentium Processor) Input Processing Output

Input Hardware: Mouse ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],I

Input Hardware: Keyboards ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Input Hardware: Scanners ,[object Object],[object Object],[object Object],[object Object]

Processing Hardware: Microprocessors ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Microprocessors + RAM Microprocessor (CPU) Adds, subtracts, sorts, etc. Storage (RAM) All data and instructions must be loaded into RAM to be used by the microprocessor Data & instructions move back and forth Hard Drive: used for virtual RAM, and to store files for later use.

Printers ,[object Object],[object Object],[object Object],[object Object],[object Object]

Laser ,[object Object],[object Object],[object Object],[object Object]

Hardware System: Storage Storage ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],2 Types of Storage Input Processing Output

Units of Storage ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How Much Can a Computer Hold? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Computer Software ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Computer Software (continued) ,[object Object],[object Object],[object Object],[object Object],[object Object]

How to Format a Disk ,[object Object],[object Object],[object Object],[object Object],[object Object]

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